Vaccines Less Effective Against Delta, Booster Shot Helps: UK Study
Vaccines against Covid-19 are less effective against the delta variant, a large U.K. study showed in results that may fuel a push for booster shots for fully vaccinated people.
from NDTV News - Topstories https://ift.tt/3suHJ0u
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from NDTV News - Topstories https://ift.tt/3suHJ0u
https://ift.tt/eA8V8J
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